Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7320413 | Self-closing dispensing container A disposable container for holding and dispensing one oral care, candy and/or medicinal strip at a time, without the need to open the package or to insert one's dirty fingers into the package, thereby eliminating the contamination of the remaining strips, and allowi... | 01/22/2008 |
| 6658772 | Multi surface billboard A bill board apparatus for displaying multiple messages from a plurality of message segments. A series of message segments are arranged upon an axis so as to form a complete display message by a minimum of two segments. A swing arm or actuator arm that is... | 12/09/2003 |
| 6295748 | Apparatus for turning over individual sheets assembled to form a stack In an apparatus for turning over individual sheets assembled to form a stack, preferably for leafing through program tiles of a jukebox, the sheets are arranged to pivot about mutually parallel pivot pins and are provided with projections rising above the... | 10/02/2001 |
| 5822901 | Picture display assembly A picture display assembly has a hollow base seat, a main frame coupling with the hollow base seat, a transparent plate covering a front face of the main frame, a rear plate covering a rear face of the main frame, a separation plate disposed in a front in... | 10/20/1998 |
| 5276987 | Sequential graphic display system A display system for two-dimensional displays wherein images are applied (e.g., photographically, printed or the like) to transparent sheets and transported through a viewing machine, the sheets being sequentially positioned in a back-lighted viewing wind... | 01/11/1994 |
| 5253438 | Display apparatus and display method using the same A display apparatus and a display method using this apparatus in which a plurality of circulating members are accommodated in two accommodation chambers formed in a frame. The circulating members are circulated by being moved vertically or laterally by fi... | 10/19/1993 |
| 5193795 | Device for the cyclic rearrangement of a pile of sheets A device for the cyclic rearrangement of a pile of sheets with a housing having a viewing window, from which housing a slider member can be withdrawn and reinserted, and with elements for removing a sheet from an inserted pile and transferring the same to... | 03/16/1993 |
| 5107611 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile (182) of photographic prints, having a first (12) and a second (14) frame part which may be moved relative to one another and paral... | 04/28/1992 |
| 5103580 | Device for the cyclic rearrangement of a pile of sheets A device for the cyclic rearrangement of a pile of rectangular sheets, especially photographic prints. The device includes first and second frame parts (12, 14), of which one has a viewing window (35) in front of a principal face of the pile. The frame pa... | 04/14/1992 |
| 5101588 | Container for accommodating a pile of pictures A container for accommodating a pile of pictures, having a picture exchanging mechanism, is provided. The container has a window under which the pile of pictures is held in a viewing and storage position. At least one picture in the pile can be pulled out... | 04/07/1992 |
| 5060408 | Device for the cyclic rearrangement of a pile of sheets A device for the cyclic rearrangement of a pile of sheets with a housing having a viewing window, from which housing a slider member can be withdrawn and reinserted, and with elements for removing a sheet from an inserted pile and transferring the same to... | 10/29/1991 |
| 5048209 | Apparatus for cyclic rearrangement of a sheet stack An apparatus for cyclic rearrangement of a stack of sheets includes a transfer system for an individual sheet so as to displace it from one stack end to the other stack end. The transfer system includes at least one pivotable element, namely a bent wire e... | 09/17/1991 |
| 5044101 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile of photographic prints, having a first and a second frame part which may be moved relative to one another and parallel to the main ... | 09/03/1991 |
| 4993178 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile (182) of photographic prints, having a first (12) and a second (14) frame part which may be moved relative to one another and paral... | 02/19/1991 |
| 4993179 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile (182) of photographic prints, having a first (12) and a second (14) frame part which may be moved relative to one another and paral... | 02/19/1991 |
| 4986015 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The disclosure relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile of photographic prints, having a first (12) and a second (14) frame part which may be moved relative to one another and parallel t... | 01/22/1991 |
| 4970813 | Picture changer The picture changer comprises a housing with a window and a slider member, on the actuation of which a pile of pictures housed in the changer is cyclically rearranged. To simplify construction and give the change-over movement any easy action, the process... | 11/20/1990 |
| 4970814 | System for exchanging and storing window-display posters A system for exchanging and storing window-display posters (1-6) has two storage areas (11,12) in which the posters are movably stored perpendicularly to their surfaces. Transport of the window-display posters between the storage zones is effected through... | 11/20/1990 |
| 4928413 | Display device A display device having a cabinet for mounting first and second display panels, each having a display surface for a message. The panels are mounted in mutually overlying relationship so that one of the display surfaces can be viewed through an opening in ... | 05/29/1990 |
| 4902193 | Device for the rearrangement of a pile of pictures The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square pictures, with a first and a second frame part (12, 14), which can be moved back and forth parallel to the principal plane of the pile of pictures held by th... | 02/20/1990 |
| 4899475 | Container for a pile of sheets The invention relates to a container for a pile of sheets essentially of like format with a housing (12), which has a viewing window (35) exposing to view the uppermost sheet in the pile, and with a slider member (14), which can be pulled out of the housi... | 02/13/1990 |
| 4897946 | Device for the cyclic rearrangement of a pile of rectangular or square sheets A device for cyclically rearranging a pile of rectangular or square sheets (such as photographic prints) by repeatedly performing the operation of removing one sheet from one end of the pile and returning the removed sheet to the other end of the pile. To... | 02/06/1990 |
| 4879825 | Cyclic rearrangement apparatus for stacked rectangular sheets Apparatus for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile of photographic prints, is provided. The apparatus has a first and a second frame part which may be moved relative to one another and parallel to the main ... | 11/14/1989 |
| 4869006 | Device for the cyclic rearrangement of a pile of sheets The invention relates to a device for the cyclic rearrangement of a pile (182) of sheets having a housing (12) with a viewing window (35) and a slider member (14) that can be pulled out of the housing (12) and pushed back into the housing again parallel t... | 09/26/1989 |
| 4860473 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile (182) of photographic prints, having a first (12) and a second (14) frame part which may be moved relative to one another and paral... | 08/29/1989 |
| 4860472 | Picture viewing device The picture viewing device comprises a housing and a slider member, which may be displaced backwards and forwards relative to one another and parallel to a viewing window, in order thereby to rearrange cyclically a pile of pictures. The pile is located in... | 08/29/1989 |
| 4801016 | Planar element storage and display apparatus A planar element storage and display apparatus is provided having an outer box and a carriage slidably mounted therein. The carriage can be pulled from the outer box and a stack of planar elements such as photographs can be placed face up therein. The car... | 01/31/1989 |
| 4787162 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile (182) of photographic prints, having a first (12) and a second (14) frame part which may be moved relative to one another and paral... | 11/29/1988 |
| 4784556 | Device for the rearrangement of a pile of pictures The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square pictures, with a first and a second frame part (12, 14), which can be moved back and forth parallel to the principal plane of the pile of pictures held by th... | 11/15/1988 |
| 4783919 | Device for the cyclic rearrangement of a pile of sheets A device for the cyclic rearrangement of a pile of rectangular sheets, especially photographic prints. The device includes first and second frame parts (12, 14), of which one has a viewing window (35) in front of a principal face of the pile. The frame pa... | 11/15/1988 |
| 4780976 | Container for accommodating a pile of pictures A container for accommodating a pile of pictures, having a picture exchanging mechanism, is provided. The container has a window under which the pile of pictures is held in a viewing and storage position. At least one picture in the pile can be pulled out... | 11/01/1988 |
| 4777748 | Device for the cyclic rearrangement of a pile of rectangular or square sheets A device for cyclically rearranging a pile of rectangular or square sheets (such as photographic prints) by repeatedly performing the operation of removing one sheet from one end of the pile and returning the removed sheet to the other end of the pile. To... | 10/18/1988 |
| 4776119 | Container for a pile of sheets The invention relates to a container for a pile of sheets essentially of like format with a housing (12), which has a viewing window (35) exposing to view the uppermost sheet in the pile, and with a slider member (14), which can be pulled out of the housi... | 10/11/1988 |
| 4774779 | Holder for a stack of pictures A holder for a stack of a variable number of pictures is disclosed. The holder includes a clamping device whereby a stack of pictures in the holder is held against a window. Pictures can be added or removed at an open end of the window frame or through th... | 10/04/1988 |
| 4772168 | Device for rearranging a pile of sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square pictures, with a first and a second frame part (12, 14) which can be moved back and forth relative to one another and parallel to the principal plane of the ... | 09/20/1988 |
| 4763429 | Device for the cyclic rearrangement of a pile of rectangular or square sheets The invention relates to a device for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile of photographic prints, having a first and a second frame part which may be moved relative to one another and parallel to the main ... | 08/16/1988 |
| 4759142 | Cyclic rearrangement apparatus for stacked rectangular sheets Apparatus for the cyclic rearrangement of a pile of rectangular or square sheets, especially a pile of photographic prints, is provided. The apparatus has a first and a second frame part which may be moved relative to one another and parallel to the main ... | 07/26/1988 |
| 4688342 | Shuttle display apparatus A shuttle display apparatus including a base formed with multiple sets of pairs of parallel lateral tracks connected together on their opposite ends by respective longitudinal shuttle tracks. Display panels are racked together for translinear travel progr... | 08/25/1987 |
| 4550516 | Picture viewer Disclosed is a picture viewer for viewing a stack of pictures sequentially through a viewing window. The picture viewer comprises a housing member, a slider member, a bias means for urging the stack of pictures against the viewing window, and an exchange ... | 11/05/1985 |
| 4546561 | Picture viewer Disclosed is a picture viewer for viewing a stack of pictures sequentially through a viewing window. The picture viewer comprises a housing member, a slider member, a bias means for urging the stack of pictures against the viewing window, and an exchange ... | 10/15/1985 |
